| Bug ID | 100936 |
|---|---|
| Summary | Radeonsi rendering corruption in unigine heaven (regression bissected) |
| Product | Mesa |
| Version | git |
| Hardware | All |
| OS | Linux (All) |
| Status | NEW |
| Severity | normal |
| Priority | medium |
| Component | Drivers/Gallium/radeonsi |
| Assignee | dri-devel@lists.freedesktop.org |
| Reporter | maxijac@free.fr |
| QA Contact | dri-devel@lists.freedesktop.org |
Created attachment 131216 [details] Heaven regression Hello, Current git has a regression in rendering of Heaven. (See screenshot) This is visible on a RX 480 (POLARIS10). I bissected the issue and the first bad commit is : 0bceefc29591d64d5d529a726e68b837f1f504b2 is the first bad commit commit 0bceefc29591d64d5d529a726e68b837f1f504b2 Author: Samuel Pitoiset <samuel.pitoiset@gmail.com> Date: Tue Apr 25 00:31:48 2017 +0200 radeonsi: disable the TGSI merge registers pass 47109 shaders in 29632 tests Totals: SGPRS: 1917364 -> 1916620 (-0.04 %) VGPRS: 1165802 -> 1165202 (-0.05 %) Spilled SGPRs: 1880 -> 1843 (-1.97 %) Spilled VGPRs: 70 -> 65 (-7.14 %) Private memory VGPRs: 1184 -> 1184 (0.00 %) Scratch size: 1312 -> 1308 (-0.30 %) dwords per thread Code Size: 60211356 -> 60192268 (-0.03 %) bytes LDS: 1077 -> 1077 (0.00 %) blocks Max Waves: 428597 -> 428674 (0.02 %) Wait states: 0 -> 0 (0.00 %) Totals from affected shaders: SGPRS: 238173 -> 237429 (-0.31 %) VGPRS: 149556 -> 148956 (-0.40 %) Spilled SGPRs: 1263 -> 1226 (-2.93 %) Spilled VGPRs: 25 -> 20 (-20.00 %) Private memory VGPRs: 0 -> 0 (0.00 %) Scratch size: 20 -> 16 (-20.00 %) dwords per thread Code Size: 10457904 -> 10438816 (-0.18 %) bytes LDS: 50 -> 50 (0.00 %) blocks Max Waves: 41283 -> 41360 (0.19 %) Wait states: 0 -> 0 (0.00 %) Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com> Reverting this small commit on top of master fixes the regression.
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